Another part of the airintake, I used the same handtools to shape it. Something happened to the flat surface with the round flange but I solved it with shrinking to flatten it again.
welded in:
o/a welding the corners and the flat part
Frontend with the intake
![](http://i28.photobucket.com/albums/c236/axelkloehn/IMG_5231_zpsbnq3c4nt.jpg~original)